diff --git a/.dockerignore b/.dockerignore
index eb47a50..3cf7d12 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -1,7 +1,19 @@
+!bin/run.py
+!bin/run.sh
+*.pyc
+*.pyd
+*.pyo
 .appends
+.dockerignore
 .git
+.gitattributes
 .github
 .gitignore
-.gitattributes
-.dockerignore
 Dockerfile
+__pycache__
+bin/run-in-docker.sh
+bin/run-tests-in-docker.sh
+test/
+venv/
+
+
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 15fc34e..01e4943 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -25,5 +25,5 @@ jobs:
       - name: Build Docker Image
         run: docker build -f Dockerfile -t python-analyzer .
 
-      - name: Run Tests
-        run: docker run --entrypoint "pytest" python-analyzer
\ No newline at end of file
+      - name: Run Tests for Analyzer in Docker
+        run: bin/run-tests-in-docker.sh
diff --git a/Dockerfile b/Dockerfile
index 689f471..a7183a5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,9 +1,15 @@
-FROM python:3.13.5-alpine3.22
+FROM python:3.13-alpine3.23
 
 COPY requirements.txt /requirements.txt
-COPY dev-requirements.txt /dev-requirements.txt
 
-RUN pip install -r /requirements.txt -r /dev-requirements.txt
+RUN apk update && apk upgrade \
+ && apk --no-cache add bash \
+ && apk cache clean
+
+RUN --mount=type=cache,target=/root/.cache/pip \
+ PYTHONDONTWRITEBYTECODE=1 \
+ pip install --no-compile  --no-cache \
+ -r /requirements.txt
 
 COPY . /opt/analyzer
 
diff --git a/requirements.txt b/requirements.txt
index d5539ec..f65a10e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1,3 @@
 pylint ~=4.0.4
+pytest-subtests~=0.14.2
+pytest~=8.4.0